Buggy code:
public void updateDouble ( int column , double x ) throws SQLException { } public void updateBigDecimal ( int column , BigDecimal x ) throws SQLException { } public void updateDate ( int column , Date x ) throws SQLException { } public void updateTime ( int column , Time x ) throws SQLException { } public void updateTimestamp ( int column , Timestamp x ) throws SQLException { } public void updateString ( int column , String x ) throws SQLException { } public void updateBytes ( int column , byte [ ] x ) throws SQLException { } public void updateBinaryStream ( int column , InputStream x , int length ) throws SQLException { } public void updateAsciiStream ( int column , InputStream x , int length ) throws SQLException { } public void updateCharacterStream ( int column , Reader x , int length ) throws SQLException { } public void updateObject ( int column , Object x , int scale ) throws SQLException { } public void updateObject ( int column , Object x ) throws SQLException { } public void updateNull ( String columnName ) throws SQLException { } public void updateBoolean ( String columnName , boolean x ) throws SQLException { } public void updateByte ( String columnName , byte x ) throws SQLException { } public void updateShort ( String columnName , short x ) throws SQLException { } public void updateInt ( String columnName , int x ) throws SQLException { } public void updateLong ( String columnName , long x ) throws SQLException { } public void updateFloat ( String columnName , float x ) throws SQLException { } public void updateDouble ( String columnName , double x ) throws SQLException { } public void updateBigDecimal ( String columnName , BigDecimal x ) throws SQLException { } public void updateDate ( String columnName , Date x ) throws SQLException { } public void updateTime ( String columnName , Time x ) throws SQLException { } public void updateTimestamp ( String columnName , Timestamp x ) throws SQLException { } public void updateString ( String columnName , String x ) throws SQLException { } public void updateBytes ( String columnName , byte [ ] x ) throws SQLException { } public void updateBinaryStream ( String columnName , InputStream x , int length ) throws SQLException { } public void updateAsciiStream ( String columnName , InputStream x , int length ) throws SQLException { } public void updateCharacterStream ( String columnName , Reader x , int length ) throws SQLException { } public void updateObject ( String columnName , Object x , int scale ) throws SQLException { } public void updateObject ( String columnName , Object x ) throws SQLException { } public void insertRow ( ) throws SQLException { } private void insertRowX ( ) throws SqlException { } public void updateRow ( ) throws SQLException { } private boolean updateRowX ( ) throws SqlException { } public void deleteRow ( ) throws SQLException { } private void deleteRowX ( ) throws SqlException { } public void refreshRow ( ) throws SQLException { } private void refreshRowX ( ) throws SqlException { } public void cancelRowUpdates ( ) throws SQLException { } public void moveToInsertRow ( ) throws SQLException { } public void moveToCurrentRow ( ) throws SQLException { } private void moveToCurrentRowX ( ) throws SqlException { } public java . sql . Statement getStatement ( ) throws SQLException { } public URL getURL ( int columnIndex ) throws SQLException { } public URL getURL ( String columnName ) throws SQLException { } public void updateRef ( int columnIndex , Ref x ) throws SQLException { } public void updateRef ( String columnName , Ref x ) throws SQLException { } public void updateBlob ( int columnIndex , Blob x ) throws SQLException { } public void updateBlob ( String columnName , Blob x ) throws SQLException { } public void updateClob ( int columnIndex , Clob x ) throws SQLException { } public void updateClob ( String columnName , Clob x ) throws SQLException { } public void updateArray ( int columnIndex , Array x ) throws SQLException { } public void updateArray ( String columnName , Array x ) throws SQLException { } public boolean repositionScrollableResultSetBeforeJDBC1PositionedUpdateDelete ( ) throws SqlException { boolean repositionedCursor = false ; long rowToFetch = ( getRowUncast ( ) ) - ( absolutePosition_ ) ; <START_BUG> if ( ( rowToFetch != 0 ) || ( cursorUnpositionedOnServer_ ) ) { <END_BUG> writePositioningFetch_ ( ( ( generatedSection_ ) == null ? statement_ . section_ : generatedSection_ ) , ResultSet . scrollOrientation_relative__ , rowToFetch ) ; absolutePosition_ += rowToFetch ; repositionedCursor = true ; } return repositionedCursor ; } public void flowPositioningFetch ( int scrollOrientation , int rowToFetch ) throws DisconnectException { } protected void positionToCurrentRowAndUpdate ( ) throws SqlException { } protected void insert ( ) throws SqlException { } protected void update ( ) throws SqlException { } protected void positionToCurrentRowAndDelete ( ) throws SqlException { } protected void delete ( ) throws SqlException { } public void setRowsetAfterLastEvent ( ) throws SqlException { } public void setRowsetBeforeFirstEvent ( ) throws SqlException { } public void setRowsetNoRowsEvent ( ) { } private boolean isServersCursorPositionBeforeFirst ( ) throws SqlException { } private boolean isServerCursorPositionAfterLast ( ) throws SqlException { } public void setValidCursorPosition ( boolean isValidCursorPosition ) { } protected void moveToAfterLast ( ) throws DisconnectException { } protected void moveToBeforeFirst ( ) throws DisconnectException { } public void flowFetch ( ) throws DisconnectException , SqlException { } public void writeInsertRow ( boolean chainedWritesFollowingSetLob ) throws SQLException { } public void writeUpdateRow ( boolean chainedWritesFollowingSetLob ) throws SQLException { } public void writeDeleteRow ( ) throws SQLException { } public void readInsertRow ( ) throws DisconnectException , SqlException { } public void readUpdateRow ( ) throws DisconnectException , SqlException { } public void readDeleteRow ( ) throws DisconnectException , SqlException { } boolean listenToUnitOfWork_ = false ;

Fix:
if ( rowToFetch != 0 ) {